/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <mesosphere/kern_common.hpp> #include <mesosphere/kern_select_cpu.hpp> namespace ams::kern { class KDpcManager { private: static constexpr s32 DpcManagerNormalThreadPriority = 59; static constexpr s32 DpcManagerPreemptionThreadPriority = 63; static_assert(ams::svc::HighestThreadPriority <= DpcManagerNormalThreadPriority && DpcManagerNormalThreadPriority <= ams::svc::LowestThreadPriority); static_assert(ams::svc::HighestThreadPriority <= DpcManagerPreemptionThreadPriority && DpcManagerPreemptionThreadPriority <= ams::svc::LowestThreadPriority); private: static NOINLINE void Initialize(s32 core_id, s32 priority); public: static void Initialize() { const s32 core_id = GetCurrentCoreId(); if (core_id == static_cast<s32>(cpu::NumCores) - 1) { Initialize(core_id, DpcManagerPreemptionThreadPriority); } else { Initialize(core_id, DpcManagerNormalThreadPriority); } } static NOINLINE void HandleDpc(); static void Sync(); }; }